Argentina in March: where is it warmest?
In March, Rosario is the warmest place with 27 °C by day, Ushuaia the coolest with 11 °C. 8 of 10 destinations have good holiday weather.
All destinations in March, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sea | Sun | Rain days |
|---|---|---|---|---|---|
| Rosario | 86 | 27° | – | 8 h | 8 |
| Córdoba, Argentina | 82 | 26° | – | 7 h | 10 |
| Buenos Aires | 87 | 25° | 24° | 8 h | 8 |
| Mendoza | 86 | 25° | – | 8 h | 9 |
| La Plata | 86 | 24° | – | 7 h | 8 |
| Mar del Plata | 76 | 23° | 20° | 5 h | 9 |
| Villa General Belgrano | 76 | 23° | – | 7 h | 13 |
| Bariloche | 87 | 17° | – | 7 h | 5 |
| El Calafate | 48 | 12° | – | 7 h | 13 |
| Ushuaia | 4 | 11° | 9° | 4 h | 20 |
Argentina in March: quick answers
Argentina in March: where is it warmest?
The warmest places in March are Rosario (27 °C), Córdoba, Argentina (26 °C) and Buenos Aires (25 °C).
Argentina in March: where is the sea warmest?
The sea is warmest at Buenos Aires (24 °C), Mar del Plata (20 °C) and Ushuaia (9 °C).
Argentina in March: where is the weather best?
The best holiday weather in March – warm, sunny and dry – is in Buenos Aires, Bariloche and Rosario.
Argentina month by month
Argentina: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences